Combined writing instrument and replaceable writing tips



FIG. 1 is a front elevational view of a combined writing instrument and replaceable writing tips showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a cross-sectional view thereof taken along the line of 6--6 of FIG. 1. 

The ornamental design for a combined writing instrument and replaceable writing tips, as shown and described. 